thank you for joining us to tell us what's going on. we're going to keep checking back with you as you continue investigating. much more, by the way, on this horrific tragedy in newtown, connecticut, in a moment, including whether new gun laws could curb gun violence in the country we all live in. you're watching "hardball," the place for politics. >>> we're back. in the wake of the friday horrific massacre up in connecticut, a number of gun rights advocates have argued that the problem isn't that there are too many semiautomatic weapons in society. the problem, they say, is that there weren't enough armed people on site to challenge the killer. here is what larry pratt, the executive director of gun owners of america, wrote this morning in "usa today." in addition to the gunman, blood is on the hands of members of congress and the connecticut legislators who voted to ban guns from all schools in connecticut and most other states. they are the ones who made it illegal to defend oneself with a gun in a school when that is the only effect